Dioscorea alata 1,104 claims

species · family Dioscoreaceae · green plant · NCBI Taxonomy ↗

Common name: water yam — Also written in claims: water yam · greater yam · purple yam · Yams · yam · water yams

36 spellings

Questions studied on this organism10 questions19 papers

Dioscorea alataForest & Kim Starr · CC BY 3.0 · Wikimedia Commons ↗

1,104 claims

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Observationobservedoriginal resultmeasured

Claim · model-written summary

Ten DaALOG genes were identified in two classes.

Taxon: greater yamDioscorea alatae1
Gene: DaALOGe0
Outcome: genes were identified and classified into two classes (I and II)e0
Value: Tene0

Verbatim

e0
“Ten non-redundant DaALOG genes were identified and classified into two classes (I and II)”
✓ located verbatim in the source · abstract, characters 319–408

e1
“greater yam (Dioscorea alata)”
✓ located verbatim in the source · abstract, characters 288–317

Title

Genomic and Functional Analysis of the ALOG Gene Family in Dioscorea alata

Yuting Zhang; Jiajia Wu; Huiting Lin; et al. Plants 2026. doi:10.3390/plants15050718

Other claims from this paper (6)

Mechanism Segmental duplication primarily drove ALOG family expansion.
Observation ALOG family size and composition diverged by lineage across 15 plant species.
Observation DaALOG1, DaALOG3, and DaALOG6A were upregulated in tuber and bulbil tissues.
Mechanism DaALOG3 likely regulates starch biosynthesis genes.
Observation DaALOG proteins were predominantly nuclear.
Intervention effect DaALOG1 overexpression produced irregular leaves and abnormal floral organs in Arabidopsis.

Mechanismobservedoriginal resultmeasured

Claim · model-written summary

Segmental duplication primarily drove ALOG family expansion.

Taxon: greater yamDioscorea alatae1
Outcome: family expansione0
Qualifier: segmental duplication eventse0

Verbatim

e0
“family expansion was primarily driven by segmental duplication events”
✓ located verbatim in the source · abstract, characters 482–551

e1
“greater yam (Dioscorea alata)”
✓ located verbatim in the source · abstract, characters 288–317

Title

Genomic and Functional Analysis of the ALOG Gene Family in Dioscorea alata

Yuting Zhang; Jiajia Wu; Huiting Lin; et al. Plants 2026. doi:10.3390/plants15050718

Other claims from this paper (6)

Observation Ten DaALOG genes were identified in two classes.
Observation ALOG family size and composition diverged by lineage across 15 plant species.
Observation DaALOG1, DaALOG3, and DaALOG6A were upregulated in tuber and bulbil tissues.
Mechanism DaALOG3 likely regulates starch biosynthesis genes.
Observation DaALOG proteins were predominantly nuclear.
Intervention effect DaALOG1 overexpression produced irregular leaves and abnormal floral organs in Arabidopsis.

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

DaALOG1, DaALOG3, and DaALOG6A were upregulated in tuber and bulbil tissues.

Taxon: greater yamDioscorea alatae1
Organ / stage: tuber and bulbil tissuese0
Gene: DaALOG1, DaALOG3, and DaALOG6Ae0
Outcome: upregulatione0
Direction: upregulatione0

Verbatim

e0
“DaALOG1, DaALOG3, and DaALOG6A, with significant upregulation in tuber and bulbil tissues”
✓ located verbatim in the source · abstract, characters 757–846

e1
“greater yam (Dioscorea alata)”
✓ located verbatim in the source · abstract, characters 288–317

Title

Genomic and Functional Analysis of the ALOG Gene Family in Dioscorea alata

Yuting Zhang; Jiajia Wu; Huiting Lin; et al. Plants 2026. doi:10.3390/plants15050718

Other claims from this paper (6)

Observation Ten DaALOG genes were identified in two classes.
Mechanism Segmental duplication primarily drove ALOG family expansion.
Observation ALOG family size and composition diverged by lineage across 15 plant species.
Mechanism DaALOG3 likely regulates starch biosynthesis genes.
Observation DaALOG proteins were predominantly nuclear.
Intervention effect DaALOG1 overexpression produced irregular leaves and abnormal floral organs in Arabidopsis.

Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

DaALOG3 likely regulates starch biosynthesis genes.

Taxon: greater yamDioscorea alatae1
Gene: DaALOG3e0
Outcome: key genes involved in starch biosynthesise0
Qualifier: likelye0

Verbatim

e0
“DaALOG3 likely regulates key genes involved in starch biosynthesis”
✓ located verbatim in the source · abstract, characters 991–1057

e1
“greater yam (Dioscorea alata)”
✓ located verbatim in the source · abstract, characters 288–317

Title

Genomic and Functional Analysis of the ALOG Gene Family in Dioscorea alata

Yuting Zhang; Jiajia Wu; Huiting Lin; et al. Plants 2026. doi:10.3390/plants15050718

Other claims from this paper (6)

Observation Ten DaALOG genes were identified in two classes.
Mechanism Segmental duplication primarily drove ALOG family expansion.
Observation ALOG family size and composition diverged by lineage across 15 plant species.
Observation DaALOG1, DaALOG3, and DaALOG6A were upregulated in tuber and bulbil tissues.
Observation DaALOG proteins were predominantly nuclear.
Intervention effect DaALOG1 overexpression produced irregular leaves and abnormal floral organs in Arabidopsis.

Observationobservedoriginal resultmeasured

Claim · model-written summary

DaALOG proteins were predominantly nuclear.

Taxon: greater yamDioscorea alatae1
Gene: DaALOG proteinse0
Outcome: nuclear predominancee0

Verbatim

e0
“Subcellular localization confirmed the nuclear predominance of DaALOG proteins”
✓ located verbatim in the source · abstract, characters 1059–1137

e1
“greater yam (Dioscorea alata)”
✓ located verbatim in the source · abstract, characters 288–317

Title

Genomic and Functional Analysis of the ALOG Gene Family in Dioscorea alata

Yuting Zhang; Jiajia Wu; Huiting Lin; et al. Plants 2026. doi:10.3390/plants15050718

Other claims from this paper (6)

Observation Ten DaALOG genes were identified in two classes.
Mechanism Segmental duplication primarily drove ALOG family expansion.
Observation ALOG family size and composition diverged by lineage across 15 plant species.
Observation DaALOG1, DaALOG3, and DaALOG6A were upregulated in tuber and bulbil tissues.
Mechanism DaALOG3 likely regulates starch biosynthesis genes.
Intervention effect DaALOG1 overexpression produced irregular leaves and abnormal floral organs in Arabidopsis.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ethephon at 90 mL·10 L −1 advanced yam sprouting by 15 days.

Taxon: Dioscorea alata L.Dioscorea alatae1
Treatment: Ethephon at 90 mL·10 L −1e0
Outcome: sproutinge0
Direction: advancede0
Value: 15 dayse0

Not reportedComparator

Verbatim

e0
“Ethephon at 90 mL·10 L −1 advanced sprouting by 15 days.”
✓ located verbatim in the source · abstract, characters 515–571

e1
“Dioscorea alata L.”
✓ located verbatim in the source · abstract, characters 10–28

Title

Ethephon Promotes Sprouting and Increases Vigor in Yam Seed‐Tubers

Lucas Kennedy Silva Lima; Angelo Mario Teixeira de Almeida Junior; Taynan de Carvalho Rodrigues; et al. New Zealand Journal of Crop and Horticultural Science 2026. doi:10.1002/nzc2.70083

Other claims from this paper (7)

Intervention effect Ethephon at 30 mL·10 L −1 increased sprout number 3.12 times against control.
Intervention effect Ethephon at 30 mL·10 L −1 increased leaf number 8.2 times against control.
Intervention effect Ethephon at 30 mL·10 L −1 increased shoot dry mass 6.8 times against control.
Observation Whole yam tubers had the lowest vigor.
Association Sprouting time correlated negatively with most growth parameters.
Method / resource Cluster analysis formed five vigor groups, with highest vigor in treated segments.
Recommendation The authors recommend 30 mL·10 L −1 Ethephon on base, middle, or tip segments to hasten sprouting and improve vigor.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ethephon at 30 mL·10 L −1 increased sprout number 3.12 times against control.

Taxon: Dioscorea alata L.Dioscorea alatae1
Treatment: 30 mL·10 L −1e0
Outcome: sprout numbere0
Direction: increasede0
Value: 3.12 timese0
Comparator: controle0

Verbatim

e0
“At 30 mL·10 L −1 , it increased sprout number by 3.12 times, leaf number by 8.2 times, and shoot dry mass by 6.8 times compared to the control.”
✓ located verbatim in the source · abstract, characters 572–715

e1
“Dioscorea alata L.”
✓ located verbatim in the source · abstract, characters 10–28

e2
“Ethephon concentrations”
✓ located verbatim in the source · abstract, characters 406–429

Title

Ethephon Promotes Sprouting and Increases Vigor in Yam Seed‐Tubers

Lucas Kennedy Silva Lima; Angelo Mario Teixeira de Almeida Junior; Taynan de Carvalho Rodrigues; et al. New Zealand Journal of Crop and Horticultural Science 2026. doi:10.1002/nzc2.70083

Other claims from this paper (7)

Intervention effect Ethephon at 90 mL·10 L −1 advanced yam sprouting by 15 days.
Intervention effect Ethephon at 30 mL·10 L −1 increased leaf number 8.2 times against control.
Intervention effect Ethephon at 30 mL·10 L −1 increased shoot dry mass 6.8 times against control.
Observation Whole yam tubers had the lowest vigor.
Association Sprouting time correlated negatively with most growth parameters.
Method / resource Cluster analysis formed five vigor groups, with highest vigor in treated segments.
Recommendation The authors recommend 30 mL·10 L −1 Ethephon on base, middle, or tip segments to hasten sprouting and improve vigor.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ethephon at 30 mL·10 L −1 increased leaf number 8.2 times against control.

Taxon: Dioscorea alata L.Dioscorea alatae1
Treatment: 30 mL·10 L −1e0
Outcome: leaf numbere0
Direction: increasede0
Value: 8.2 timese0
Comparator: controle0

Verbatim

e0
“At 30 mL·10 L −1 , it increased sprout number by 3.12 times, leaf number by 8.2 times, and shoot dry mass by 6.8 times compared to the control.”
✓ located verbatim in the source · abstract, characters 572–715

e1
“Dioscorea alata L.”
✓ located verbatim in the source · abstract, characters 10–28

Title

Ethephon Promotes Sprouting and Increases Vigor in Yam Seed‐Tubers

Lucas Kennedy Silva Lima; Angelo Mario Teixeira de Almeida Junior; Taynan de Carvalho Rodrigues; et al. New Zealand Journal of Crop and Horticultural Science 2026. doi:10.1002/nzc2.70083

Other claims from this paper (7)

Intervention effect Ethephon at 90 mL·10 L −1 advanced yam sprouting by 15 days.
Intervention effect Ethephon at 30 mL·10 L −1 increased sprout number 3.12 times against control.
Intervention effect Ethephon at 30 mL·10 L −1 increased shoot dry mass 6.8 times against control.
Observation Whole yam tubers had the lowest vigor.
Association Sprouting time correlated negatively with most growth parameters.
Method / resource Cluster analysis formed five vigor groups, with highest vigor in treated segments.
Recommendation The authors recommend 30 mL·10 L −1 Ethephon on base, middle, or tip segments to hasten sprouting and improve vigor.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Ethephon at 30 mL·10 L −1 increased shoot dry mass 6.8 times against control.

Taxon: Dioscorea alata L.Dioscorea alatae1
Treatment: 30 mL·10 L −1e0
Outcome: shoot dry masse0
Direction: increasede0
Value: 6.8 timese0
Comparator: controle0

Verbatim

e0
“At 30 mL·10 L −1 , it increased sprout number by 3.12 times, leaf number by 8.2 times, and shoot dry mass by 6.8 times compared to the control.”
✓ located verbatim in the source · abstract, characters 572–715

e1
“Dioscorea alata L.”
✓ located verbatim in the source · abstract, characters 10–28

Title

Ethephon Promotes Sprouting and Increases Vigor in Yam Seed‐Tubers

Lucas Kennedy Silva Lima; Angelo Mario Teixeira de Almeida Junior; Taynan de Carvalho Rodrigues; et al. New Zealand Journal of Crop and Horticultural Science 2026. doi:10.1002/nzc2.70083

Other claims from this paper (7)

Intervention effect Ethephon at 90 mL·10 L −1 advanced yam sprouting by 15 days.
Intervention effect Ethephon at 30 mL·10 L −1 increased sprout number 3.12 times against control.
Intervention effect Ethephon at 30 mL·10 L −1 increased leaf number 8.2 times against control.
Observation Whole yam tubers had the lowest vigor.
Association Sprouting time correlated negatively with most growth parameters.
Method / resource Cluster analysis formed five vigor groups, with highest vigor in treated segments.
Recommendation The authors recommend 30 mL·10 L −1 Ethephon on base, middle, or tip segments to hasten sprouting and improve vigor.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Whole yam tubers had the lowest vigor.

Taxon: Dioscorea alata L.Dioscorea alatae1
Material: Whole tuberse0
Outcome: vigore0
Direction: loweste0

Verbatim

e0
“Whole tubers showed the lowest vigor.”
✓ located verbatim in the source · abstract, characters 716–753

e1
“Dioscorea alata L.”
✓ located verbatim in the source · abstract, characters 10–28

Title

Ethephon Promotes Sprouting and Increases Vigor in Yam Seed‐Tubers

Lucas Kennedy Silva Lima; Angelo Mario Teixeira de Almeida Junior; Taynan de Carvalho Rodrigues; et al. New Zealand Journal of Crop and Horticultural Science 2026. doi:10.1002/nzc2.70083

Other claims from this paper (7)

Intervention effect Ethephon at 90 mL·10 L −1 advanced yam sprouting by 15 days.
Intervention effect Ethephon at 30 mL·10 L −1 increased sprout number 3.12 times against control.
Intervention effect Ethephon at 30 mL·10 L −1 increased leaf number 8.2 times against control.
Intervention effect Ethephon at 30 mL·10 L −1 increased shoot dry mass 6.8 times against control.
Association Sprouting time correlated negatively with most growth parameters.
Method / resource Cluster analysis formed five vigor groups, with highest vigor in treated segments.
Recommendation The authors recommend 30 mL·10 L −1 Ethephon on base, middle, or tip segments to hasten sprouting and improve vigor.